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List:       glibc-alpha
Subject:    Re: TLS_INIT_TP, secondcall vs. USE___THREAD (was: GNU C Library master sources branch, master, upda
From:       Roland McGrath <roland () hack ! frob ! com>
Date:       2011-10-10 16:42:18
Message-ID: 20111010164218.2C4A32C0FF () topped-with-meat ! com
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> > In the olden times, when USE___THREAD was still being defined (before
> > commit d063d164335938d557460bebaa7cfe388157b627), in both the two cases
> > above, TLS_INIT_TP(tcbp, 1) has been invoked.
> 
> USE___THREAD was always 0 in rtld.

Not "always".  But that was the status quo before the deconditionalization.
We still had some conditionalization leaving the possibility of __thread
or no for rtld itself, though nobody has done that in quite some time since
it's just simpler and more efficient for rtld itself not to use __thread.
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